#include<stdio.h>
#include<assert.h>
int  my_strcmp(char*arr2,char* arr1) 
{
	assert(arr1&&arr2);
	while(*arr1++==*arr2++)
	{
		if(*arr1=='\0')
		return 0;
	}
	return *arr2-*arr1;
}

int main()
{
	char arr1[]="abcdefg";
	char arr2[100]="abcq";
	int ret=my_strcmp(arr2,arr1);
	if(ret>0)
	printf(">");
	else if(ret<0)
	printf("<");
	else
	printf("=");
	return 0;
 } 
